Categories: Ransom

About “Ransom.KillMBR” infection

The Ransom.KillMBR is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Ransom.KillMBR virus can do?

  • Detected script timer window indicative of sleep style evasion
  • Expresses interest in specific running processes
  • Reads data out of its own binary image
  • A process created a hidden window
  • Drops a binary and executes it
  • The binary likely contains encrypted or compressed data.
  • A scripting utility was executed
  • Uses Windows utilities for basic functionality
  • A process was set to shut the system down when terminated
  • Installs itself for autorun at Windows startup
  • Writes a potential ransom message to disk
  • Anomalous binary characteristics

How to determine Ransom.KillMBR?


File Info:

crc32: 87F6D33Fmd5: 67f0bcf18705ccca6a14d7bf82e0d73cname: 67F0BCF18705CCCA6A14D7BF82E0D73C.mlwsha1: f96665d2532c0f8bd2de21290f4e25f4d04c038csha256: cbd911e37568b3b05f2a8d0d0e1ec34df6793e993de1cf9e5dbd658425a639absha512: e920acbaad865422712baf23479ea9e1cdeb6dfbf28e1ae064e7ac790e8cf8bff8600f6dd19afa8c3fd587ae40a81a65191be5fb086d8690c5306cfc523e4926ssdeep: 3072:mq6+ouCpk2mpcWJ0r+QNTBf0Y1C5WIEldv6W5LoK8R/+84bhTUYJz:mldk1cWQRNTBcY1CVUvfop48gfptype: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:

LegalCopyright: 2021InternalName: covid-21CompanyName: Team OSFileDescription: Windows Loader ProTranslation: 0x0000 0x04e4

Ransom.KillMBR also known as:

Bkav W32.CerezoAgentHAD.Trojan
K7AntiVirus Trojan ( 0055f5981 )
Elastic malicious (high confidence)
DrWeb Trojan.KillMBR.24858
Cynet Malicious (score: 100)
CAT-QuickHeal Trojan.DiskWriter
ALYac Trojan.GenericKD.36470136
Cylance Unsafe
Zillya Tool.Lazagne.Win32.102
Sangfor Trojan.Win32.Save.a
CrowdStrike win/malicious_confidence_90% (W)
Alibaba Trojan:Win32/DiskWriter.621c928c
K7GW Trojan ( 0055f5981 )
Cybereason malicious.2532c0
Cyren W32/Trojan.TEJU-6491
ESET-NOD32 a variant of Win32/KillMBR.NDS
Zoner Trojan.Win32.85523
APEX Malicious
Avast Other:Malware-gen [Trj]
Kaspersky Trojan.Win32.DiskWriter.ebe
BitDefender Trojan.GenericKD.36470136
MicroWorld-eScan Trojan.GenericKD.36470136
Tencent Win32.Trojan.Diskwriter.Wsai
Ad-Aware Trojan.GenericKD.36470136
Sophos Mal/Generic-R
VIPRE Trojan.Win32.Generic!BT
TrendMicro TROJ_GEN.R002C0DC821
McAfee-GW-Edition BehavesLike.Win32.Generic.cc
FireEye Generic.mg.67f0bcf18705ccca
Emsisoft Trojan.GenericKD.36470136 (B)
Antiy-AVL Trojan/Win32.Tiggre
Microsoft Trojan:Win32/Killmbr
Arcabit Trojan.Generic.D22C7D78
AegisLab Trojan.Win32.Tiny.trFe
ZoneAlarm Trojan.Win32.DiskWriter.ebe
GData Trojan.GenericKD.36470136
AhnLab-V3 Malware/Gen.Generic.C3311534
McAfee RDN/Generic.rp
MAX malware (ai score=82)
VBA32 Trojan.DiskWriter
Malwarebytes Ransom.KillMBR
TrendMicro-HouseCall TROJ_GEN.R002C0DC821
Rising Trojan.KillMBR!8.F58 (CLOUD)
Ikarus Trojan.Win32.KillMBR
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/DiskWriter.EBE!tr.ransom
AVG Other:Malware-gen [Trj]
Paloalto generic.ml
Qihoo-360 Win32/Trojan.KillMBR.HwUBxLsA

How to remove Ransom.KillMBR?

  • Download and install GridinSoft Anti-Malware.
  • Open GridinSoft Anti-Malware and perform a “Standard scan“.
  • Move to quarantine” all items.
  • Open “Tools” tab – Press “Reset Browser Settings“.
  • Select proper browser and options – Click “Reset”.
  • Restart your computer.
Paul Valéry

I'm a cyber security analyst and data science expert with 5+ years of experience with security software contractors.

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